Synergic Puzzle

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Across
  1. 3. A cyber worm attacked Iranian nuclear facilities
  2. 6. Reducing the amount of carbon compounds in British English
  3. 11. An abbreviation for LNG storage and supply ship
  4. 12. The country which has the largest nuclear power plant in the world
  5. 13. An emission trading scheme that allows emitting greenhouse gases via an exchange (hint: 3 words)
  6. 14. An organization that is at the heart of global dialogue on energy
  7. 15. A gas warms the climate 25 times more than an equivalent amount of CO2
  8. 16. Recently become synonymous with energy security
  9. 18. A fundamental element of battery resource for electric vehicles and energy storage.
Down
  1. 1. Nearly every state uses that facility to produce electricity
  2. 2. The first solar-powered spacecraft
  3. 3. The European country approved rules to cap natural gas prices
  4. 4. Avoiding and eliminating energy waste
  5. 5. A term which is changed from "phaseout coal" by India's demand
  6. 7. A unit of crude oil volume
  7. 8. Tanker name at risk of spilling oil into the Red Sea
  8. 9. The company which rules the Yamal pipeline
  9. 10. The period in which generating unit and transmission line are inactive.
  10. 16. Fuel that produces the most amount of CO2
  11. 17. One of the most important parts of natural gas transmission